Radios antiguas y Radios de Colección
D_Ediswan
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País:
Gran Bretaña (GB)
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| Idéntica a |
D_Ediswan
= D_Osram
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| Base |
IS-1 (Interservice, UK 1918)
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| Usada en |
Militaire et/ou Services Publics |
| Filamento |
Vf 5 Volt / If 0.46 Ampere / Direct / Battery = |
| Descripción |
This is a soft tube designed as a detector fior the British Royal Air Force and first made in 1919. The stem uses the "four pillar" design as used in some Ediswan tubes of the time. Before the Air Force settled on the VR and VT designation, five known types used the single letter - A, B, C. D and F.
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Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
x 87 x 25 mm / x 3.43 x 0.98 inch |
| Peso |
33 g / 1.16 oz |
| Literatura |
British Radio Valves - The Vintage Years: 1904-1925 Pages 27-28, 78 & 86
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D_Ediswan: Fin Stewart
Fin Stewart
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